Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 98/63 from 10/20

1st number: 10/20, 2nd number: 1 35/63

10/20 - 98/63 is -19/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 63 is 1260
  2. For the 1st fraction, since 20 × 63 = 1260,
    10/20 = 10 × 63/20 × 63 = 630/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    98/63 = 98 × 20/63 × 20 = 1960/1260
  4. Subtract the two fractions:
    630/1260 - 1960/1260 = 630 - 1960/1260 = -1330/1260
  5. After reducing the fraction, the answer is -19/18

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com